﻿using System;
using System.Text;
using System.Collections.Generic;
using System.Linq;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using System.Xml;
using System.Threading;
using SangoBang;

namespace TestProject1
{
    /// <summary>
    /// Summary description for AddUser
    /// </summary>
    [TestClass]
    public class UserControl
    {
        public UserControl()
        {
            //
            // TODO: Add constructor logic here
            //
        }

        private TestContext testContextInstance;

        /// <summary>
        ///Gets or sets the test context which provides
        ///information about and functionality for the current test run.
        ///</summary>
        public TestContext TestContext
        {
            get
            {
                return testContextInstance;
            }
            set
            {
                testContextInstance = value;
            }
        }

        #region Additional test attributes
        //
        // You can use the following additional attributes as you write your tests:
        //
        // Use ClassInitialize to run code before running the first test in the class
        // [ClassInitialize()]
        // public static void MyClassInitialize(TestContext testContext) { }
        //
        // Use ClassCleanup to run code after all tests in a class have run
        // [ClassCleanup()]
        // public static void MyClassCleanup() { }
        //
        // Use TestInitialize to run code before running each test 
        // [TestInitialize()]
        // public void MyTestInitialize() { }
        //
        // Use TestCleanup to run code after each test has run
        // [TestCleanup()]
        // public void MyTestCleanup() { }
        //
        #endregion

        [TestMethod]
        public void AddUser()
        {
            EventController sr = new EventController();
            string name = "user1 中文";
            string msg = "<message type=\"newuser\"><user>" + name + "</user></message>";
            string guid = sr.OnReceiveMsg(msg,"");
            XmlDocument doc = new XmlDocument();
            //guid = "<message type=\"joinResult\" result=\"success\"><guid>"+guid+"</guid></message>";
            doc.LoadXml(guid);
            XmlElement replyMsgElement = doc.DocumentElement;
            Assert.AreEqual("joinResult", replyMsgElement.GetAttribute("type"), "message type should be joinResult");
            Assert.AreEqual("success", replyMsgElement.GetAttribute("result"), "result should be success");
            Assert.AreEqual("guid", replyMsgElement.FirstChild.Name, "should has guid element");
            guid = replyMsgElement.FirstChild.InnerText;

            msg = sr.GetMsg(guid);
            doc.LoadXml(msg);
            XmlElement messageElement = doc.DocumentElement;
            if (messageElement.GetAttribute("type") == "playerList")
            {
                List<string> playerList = new List<string>();
                foreach (XmlElement player in messageElement)
                {
                    Assert.AreEqual(player.Name, "player", "element type should be player");
                    playerList.Add(player.InnerText);
                }
                CollectionAssert.Contains(playerList, name, "new user "+name+" should in player list,msg:"+ msg);
            }
            // join should fail if player name exists
            msg = "<message type=\"newuser\"><user>" + name + "</user></message>";
            guid = sr.OnReceiveMsg(msg, "");
            //guid = "<message type=\"joinResult\" result=\"fail\"><detail>" + "player name exists" + "</detail></message>";
            doc.LoadXml(guid);
            replyMsgElement = doc.DocumentElement;
            Assert.AreEqual("joinResult", replyMsgElement.GetAttribute("type"), "message type should be joinResult");
            Assert.AreEqual("fail", replyMsgElement.GetAttribute("result"), "result should be fail");
        }

        private string WaitForMessage(string type) 
        {
            return "";
        }
        [TestMethod]
        public void DeleteUser()
        {
            EventController sr = new EventController();
            XmlDocument doc = new XmlDocument();
            MessageListener listener = new MessageListener();
            string msg,result;

            string name = "user to delete";            
            msg = "<message type=\"newuser\"><user>" + name + "</user></message>";
            string guid = sr.OnReceiveMsg(msg, "");
            
            doc.LoadXml(guid);
            XmlElement replyMsgElement = doc.DocumentElement;
            guid = replyMsgElement.FirstChild.InnerText;
            listener.StartListen(guid, sr,name);
            msg = "<message type=\"userLeave\"></message>";
            sr.OnReceiveMsg(msg, guid);
            
            XmlElement msgElement;
            result = listener.ExpectMessage("userLeaveResult");
            Assert.AreNotEqual(result, null);
            doc.LoadXml(result);
            msgElement = doc.DocumentElement;
            Assert.AreEqual("userLeaveResult", msgElement.GetAttribute("type"), "message type should be userLeaveResuslt");
            Assert.AreEqual("success", msgElement.GetAttribute("result"), "result should be success");

            string name_m = "monitor";
            msg = "<message type=\"newuser\"><user>" + name_m + "</user></message>";
            string guid_m = sr.OnReceiveMsg(msg, "");

            doc.LoadXml(guid_m);
            replyMsgElement = doc.DocumentElement;
            guid_m = replyMsgElement.FirstChild.InnerText;
            msg = sr.GetMsg(guid_m);
            doc.LoadXml(msg);
            XmlElement messageElement = doc.DocumentElement;
            if (messageElement.GetAttribute("type") == "playerList")
            {
                List<string> playerList = new List<string>();
                foreach (XmlElement player in messageElement)
                {
                    Assert.AreEqual(player.Name, "player", "element type should be player");
                    playerList.Add(player.InnerText);
                }
                CollectionAssert.DoesNotContain(playerList, name, " user " + name + " should not in player list,msg:" + msg);
            }
            // the same user should be able to join again
            msg = "<message type=\"newuser\"><user>" + name + "</user></message>";
            guid = sr.OnReceiveMsg(msg, "");

            doc.LoadXml(guid);
            replyMsgElement = doc.DocumentElement;
            Assert.AreEqual("success", replyMsgElement.GetAttribute("result"), "result should be success");
            Assert.AreEqual("guid", replyMsgElement.FirstChild.Name, "should has guid element");
            guid = replyMsgElement.FirstChild.InnerText;

        }
    }
}
